| Sierpc to Amelia | 788.55 mi (1,269.05 km) |
| Sierpc to Anagni | 827.12 mi (1,331.12 km) |
| Sierpc to Ancona | 699.36 mi (1,125.51 km) |
| Sierpc to Andria | 821.28 mi (1,321.72 km) |
| Sierpc to Angri | 872.88 mi (1,404.76 km) |
| Sierpc to Anguillara Sabazia | 821.29 mi (1,321.73 km) |
| Sierpc to Anzio | 855.55 mi (1,376.87 km) |
| Sierpc to Anzola dell'Emilia | 692.41 mi (1,114.33 km) |
| Sierpc to Aosta | 742.19 mi (1,194.44 km) |
| Sierpc to Apricena | 792.90 mi (1,276.05 km) |
| Sierpc to Aprilia | 846.34 mi (1,362.05 km) |
| Sierpc to Aradeo | 883.90 mi (1,422.50 km) |
| Sierpc to Aragona | 1,108.55 mi (1,784.04 km) |
| Sierpc to Arco | 621.70 mi (1,000.54 km) |
| Sierpc to Arcola | 751.44 mi (1,209.33 km) |
